it goes back to when drag queens were known as transvestites but then an australian drag queen in the s coined tranny to mean drag queens and anybody that didnt dress according to stereotypical gender roles the word tranny was never coined a transgender person or exclusively theirs to be honest i dont go calling people anything they dont want me to but those in the article i linked want drag queens to stop using it to call themselves that its pretty stupid fight if you dont want to be calls something say it most reasonable people will oblige